Temperature Monitoring Station:
CHRISTIANSTED/ALEX. HAMILTON FIELD, ST. CROIX

Monthly Mean Temperature Data

Raw Data relative to Expected Monthly Means

Difference from Regional Expectation

Breakpoint Adjusted Annual Average Comparison

Mean Rate of Change ( °C / Century )

Raw monthly anomalies		1.40
After quality control		1.39
After breakpoint alignment		1.28
Regional expectation during same months		1.38 ± 0.18
National average during same months		-
Global land average during same months		1.49 ± 0.06

Regional Consistency

Comparison of monthly mean station data to regional expectation

	Typical Difference (°C, 95% range)	Correlation (R value)
Raw Monthly Anomalies	± 1.2	0.59
After Quality Control	± 1.2	0.59
After Breakpoint Adjustment	± 0.9	0.76

Quality Control Summary

Months missing 10 or more days	26
Serially repeated daily or monthly values	17
Extreme local outliers	0
Regional climatology outliers	0
Abrupt jumps	0
Marked as bad or manually changed by source	2
Exceeds global climatological range	0
Isolated observations	0
Frame shift repetitions	4
TMAX / TMIN inconsistency	0
TAVG outside TMAX / TMIN range	0
Total Observations Rejected by Quality Control	26

Station ID Codes

COOP	670198
FAA	STX
GHCND	VQW00011624
GHCNM	44078547001
GSOD	785470-11624
GSOD	785510-11624
GSOD	785510-99999
GSOD	999999-11624
HADCRU	785470
ICAO	TISX
NCDC	10012328
NWS	STX
USAF	785470
USAF	785510
WBAN	11624
WMO	78547
WMO	78551
WMSSC	785470

ID codes may be repeated if the identification of the station changed during its history or if two different records were found to contain the same data, in which case the records would be merged.